Youaredevelopingacustom-collectionclass.Youneedtocreateamethodinyourclass.Youneedtoensuret

hatthemethodyoucreateinyourclassreturnsatypethatiscompatiblewiththeForeachstatement.Whichcriterionshouldthemethodmeet？（）

A.ThemethodmustreturnatypeofeitherIEnumeratororIEnumerable.

B.ThemethodmustreturnatypeofIComparable.

C.Themethodmustexplicitlycontainacollection.

D.Themethodmustbetheonlyiteratorintheclass.

提问人：网友shmilyleilei 发布时间：2022-01-07

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